Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Cargo
GWANG JIN 25HO
MMSI 440104620 · Call sign 649
Not yet on Master's MateType
Cargo
Flag
KORLength
40 m
Beam
20 m
Call sign
649
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
77
GWANG JIN 25HO is a South Korean merchant ship — 40 metres overall. Below, she has a 20-metre beam. On AIS she appears as MMSI 440104620, call sign 649. Add GWANG JIN 25HO to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card · for commercial operators
Eyes on GWANG JIN 25HO, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 21:48 UTC
Position
35.0960° N, 129.0399° E
Speed
0.1 kn
Course
241°
Transiting the Sea of Japan? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim · for commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put GWANG JIN 25HO on the map. It hands you the full bridge:
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim GWANG JIN 25HO and switch it all on
Free to join · nothing to install to start · cancel anytime
About GWANG JIN 25HO
What kind of vessel is GWANG JIN 25HO?
GWANG JIN 25HO is a Cargo flagged to South Korea.
Where was GWANG JIN 25HO last seen?
GWANG JIN 25HO was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is GWANG JIN 25HO's MMSI?
GWANG JIN 25HO's MMSI is 440104620. Call sign 649.
How big is GWANG JIN 25HO?
GWANG JIN 25HO is about 40 m long, 20 m on the beam.
Is GWANG JIN 25HO on the Master's Mate Safety Initiative Network?
Not yet. If GWANG JIN 25HO is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.